AssemblyAI

Universal-1

State-of-the-art multilingual speech-to-text model

Harness best-in-class accuracy and powerful Speech AI capabilities

Build new AI products with voice data leveraging AssemblyAI’s industry-leading Speech AI models for accurate speech-to-text, speaker detection, sentiment analysis, chapter detection, PII redaction, and more.

Build confidently with industry‑leading Speech AI models

Turn voice data into valuable insights and power cutting-edge products.

Speech-to-Text

Build on top of the most accurate Speech-to-Text model on the market with >92.5% accuracy.

Streaming Speech-to-Text

Transcribe audio streams synchronously with high accuracy and low latency.

Speech Understanding

Extract maximum value from voice data with Audio Intelligence, and leverage Large Language Models with LeMUR.